When 2.5x14 mm 1-piece implant is placed at #7, there appears to be cortical bone at the crest (Fig.2 *).  Five months postop, the cortex seems to disappear (Fig.6 *).  The bone resorption does not get worse 15 months post cementation (Fig.8).

1-Piece Implants 9/10 1-Piece Last Next Xin Wei, DDS, PhD, MS 1st edition 02/22/2016, last revision 08/05/2018